Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8397962 | Hydration method employing replenishable drinking vessel | — | 2013-03-19 |
| 8312889 | Combination flow control valve and reverse flow check valve | Darrell A. Oltman, Larry D. Thomas | 2012-11-20 |
| 7819293 | Replenishable drinking vessel | — | 2010-10-26 |
| 4422682 | Device for checking and resetting smoke alarms | — | 1983-12-27 |